With Memor圜lean, you can set the app to automatically clean your memory when free memory falls below a defined threshold amount. Memory Clean for macOS works by purging the Mac's inactive memory and is best used when you close an intensive program that you do not plan to use again quickly within a few hours. Macworld awarded the app a ‘Mac Gem’ in 2013. Not only is this the most downloaded worldwide memory cleaning utility, but it has also been featured by Apple on the Mac App Store as 2014’s Invaluable Utility. Download today the #1 Rated Free Memory Cleaning Software for the Mac! It replicates the feeling of a fresh system restart. Memory Clean for Mac is the ultimate app for optimizing your Mac's memory and is best used after you have finished using a memory (RAM) intensive app or game.